|
Hardware |
| Hardware Vendor |
SGI |
| Vendor URL |
http://www.sgi.com |
| Model |
Altix 4700 (128 Blade/256 DC) |
| Processor |
Intel DC Itanium2 Processor 9040 1.6 Ghz |
| MHz |
1600 |
| # of Chips |
256 |
| # of Cores |
512 |
| # of Cores/Chip |
2 |
| HW Threading Enabled? |
No |
| Procs Avail to Java |
512 |
| Memory (MB) |
1581056 |
| Memory Details |
2 GB ECC DDR2 DIMMs (PC2-3200R) spread uniformly over 128 compute blades, with 4 extra in blade 0 |
| Primary cache |
16KBI + 16KBD on chip per core |
| Secondary cache |
256KBI + 1024KBD on chip per core |
| Other cache |
9MB (I+D) on chip per core |
| Filesystem |
xfs |
| Disks |
2 x 146 GB SCSI (classes + OS) |
| Other hardware |
|
|
|
Software |
| Software Vendor |
Oracle Corporation |
| Vendor URL |
http://www.oracle.com |
| JVM Version |
Oracle JRockit(R) (build R27.6.3-40_o-112056-1.5.0_17-20090318-2103-linux-ia64, compiled mode) |
| JVM Command Line |
numactl --cpunodebind=$node --localalloc java -Xms3840m -Xns2900m -Xmx3840m -Xgc:genpar -Xlargepages -XXaggressive -XXcallprofiling -XXthroughputcompaction -XXgcthreads=4 -XXhpm -XXtlasize:min=16k,preferred=1m -cp jbb.jar:check.jar spec.jbb.JBBmain -propfile SPECjbb.props -id $id |
| JVM Initial Heap Memory (MB) |
3840 |
| JVM Maximum Heap Memory (MB) |
3840 |
| JVM Address bits |
64 |
| JVM CLASSPATH |
jbb.jar: check.jar |
| JVM BOOTCLASSPATH |
/ptmp1/jrmc-3.1.0-1.5.0/jre/lib/ia64/jrockit/jrockit1.5.0.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/ia64/jrockit/jmapi.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/ia64/jrockit/jmxmapi.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/ia64/jrockit/rmp.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/ia64/jrockit/latency.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/rt.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/i18n.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/sunrsasign.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/jsse.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/jce.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/charsets.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/classes |
| OS Version |
SuSE Linux Enterprise Server 10 SP2 (2.6.16.60-0.35.PTF.352893.0-default) |
| Other software |
|
|
|
Test Information |
| Tested by |
SGI |
| SPEC license # |
4 |
| Test location |
Garching, Germany |
| Test date |
Jul 26, 2009 |
| H/w available |
July-2006 |
| JVM available |
Mar-2009 |
| OS available |
Mar-2009 |
| Other s/w available |
|
|
|
Tuning |
Operating system tunings- mount -t hugetlbfs nodev /mnt/hugepages
- echo 3500 > /proc/sys/vm/nr_hugepages
|
|
Notes |
Command line options are described at http://e-docs.bea.com/jrockit/jrdocs/refman/index.html System configured to use one JVM per NUMA node (4 cores). |
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